Dataset {
    Int16 cris_atrack[colloc_num = 423519];
    Int16 cris_xtrack[colloc_num = 423519];
    Int16 cris_fov[colloc_num = 423519];
    Int16 viirs_gran[colloc_num = 423519];
    Int16 viirs_atrack[colloc_num = 423519];
    Int16 viirs_xtrack[colloc_num = 423519];
} SNDR.SNPP.CRIS.20170810T1848.m06.g189.IMG_COL.std.v2_0.W.200706213518.nc;